The tests showed it was four hundred years older than the Stonehenge formation in England -- and a thousand years older than the Great Pyramid of Giza in Egypt.

VOA: special.2010.08.03

The main part of his design is a four-sided pyramid.

VOA: special.2010.05.30

"But then,at the top of the pyramid, you have a small-but-growing group of entrepreneurs in China who see that greening their business is not just a legal requirement, nor a responsible act to do.

VOA: standard.2010.02.24